System and apparatus for testing impulses and impulse devices



M1627; 1930. k R. w. BROWN E 1,759,337

SYSTEM. AND APPARATUS FOR TESTING'IMPULSES. AND IMPULSE DEVICES Filed June 6, 1928 4 Sheets-Sheet 1 0mm Jamison y 1930- R. w. BRdWN ET AL 1,759,837

SYSTEM AND APPARATUS FOR TESTING IMPULSES AND IMPULSE DEVIQES; Filed June 6. 1928 I 4 Sheets-Shefi 2 753 v 17/0 w A 2 l8 1 A 0 o zll May 27, 1930. A A 1%. w. BROWN ET AL Y 1,759,837 A SYSTEM AND APPARATUS FOR TESTING IMPULSES AND IMPULSE DEVICES Filed June 6, 1928 4 Sheets-Sheet 5 fia'ymondWBrou/n cm 72' nPauZson May 27, 1930. v I w, vBROWN ET AL 1,759,837

SYSTEM AND APPARATUS FOR TESTING IMPULSES AND IMPULSE DEVICES Fi led June 6, 1928" 4 Sheets-Shet 4 Ln Q Q Q '8 .bs 8% a N fizz/922753 flay/ 2021a #(Browzz CizrzsTanPaulson 86 gtq break the cirgu itfthrough the rotating magnets {83 j and closing a locking circl iit-from 'ia'oits normdlzpbsitiqnzi fIlowever, when 'reisunhetlie dialling wh l -rotati ngimjeijh aringm .f,eitherssidemfthe131164 mgr eratilve "p osi- 6 '09.- 1 {switch 7 .highbrezikdbwn-wnltage is applied. Y

Thezproperfadjilstment of thedialmequirs th'at when '1ahe zdial ingi' whee-1 "is r0tateZl.- oi-an measured lzi lolig' its apgripherflihg 'shunt swi tch 5.9. sha11 1iemain inoperative; but I when ithe dialing" heel ha's rotated gas-05f an i'n'dh, the s hiint switch 59rsliall jhave 'be en' -(men-med. Inf-order to. determirle whgther j the adjusiimentdf th-dizil "isflwithin rth'ese he plunger Jot n a n0 w ed byf I relay l 39 fio in gep: grease; eperationvofgjrelay I relay $143 connects That-tel I flowing: relay gIhOiind 2M; Ifithe impnlsehey i finofiv ioperah d the ground iat214 wlillb removed and the-relay he" current 148;:caus1ngythe he operationl ot I, 126,. switeh6 3, relay 143; hack throiighswitchttheishunt switch: is removed train its. (s am-- tivef Contact; "If the ilnpnls itsleft hand contact causes; the illumination I of a signal lamp-216 :W-hich isenergizedii y it hich flows;

J It will be neer seadtiiittii embodim nt battery; 215; the: onrrent;;from w switch: .63.,

of," the invention herein descr ed and i11us t trated is merely a, convenient. s quester 'ftorm of the invention which is' capable of I 'inany'other modifications: Without departing from the spirit and scopeio f the invention. i

Vlfhatisclainied is Q 5 w 1. In a system fortestinga diahineaiis for "clamping the dial operativeinfresponse mojvementof the dial, and n eanstor caus ng A a release of said, clainpinginean's upon second'motfement of thedi al. g

"dial for causing the "act iationv of the "clamp ing means.

2.111 a system for testing a' jdielya dial 1 holding, fixture, a clamp; for retaining the dial ii -the fixture, a switch. operableby the and means responsive to a second operation 5; ofsaiclstvitch by the dialto 'release clamp;

i3. Ina system me ans for holding a dial in position; a switch operation of 1 4:. In a system for operable to cause the actiia-tion of theclamping'ih'eans, and means respons ve to a second" said'swit'ch torelease' the clamp ing means. '5

test -ingfa dialj.previded 'Wlth' a shunt switch, ineans'foractuating the J @dial a predetermined amount, and means for thereupondetermining position 'of the '5.'--Ina testing system, means for opera tively associating the device under test w th J testing apparatns,means operated thereafter shunt switcha, v i

fohj predietenmihedly rotatingfthe ,de i rice an with a shunt switch, means for aetua'tirig h'e v I fdialiwi-thinipredeterininedlimits; and vineaznsx i f witchiaeeach ofisaid' limits.

l toi the shn tiswitohi 59: From; he: "on'the; i circuit .to ground: 2M depends nponiwhetherthew'impi lse he is retnrnecl toincr halihefore "wheel; a clamp; tor; engaging} the di I I I I wheels,*meansfi"'or rotating the blame m m--- I I I eyf and the" 'shunt switch have the'jpropei'q; sequencexthe sincnitpwill' be completed; energizing relay I 126 close reciprocating meinberilQS on it's ileft handcontaet from which,i t iW as removed by the, constant enjergization *'of" coil134-.i di1r in-ggthefldeenergizationef coi II I tasting of the recip'rocating member 1282Wil7l1 I hmeh'i e llemme; .sW-i ch63;i;

oiprocating member 128 to 1 round 1 eating-the proper sequence-o h nt s i and? the- 1 11 1 ls i" "to decrease the negnetiza'tie of c011 "134mm,;

I for jli niting the rotation between predetei -w m ned lim ts, and means fordetermii lin ';theme .PQSltlOllOftllG shuntswitch atisai'dliniitsz 2 7 key} 'of ac: dial" hponactuating? the I :diztlingfj wheel, means for actuating the ha ling: WheieL lvcausingl theiope'ration ofithe 'shnntzswitohfand qthezsequenee of operation r i 10:1'lnra systein'for' testing the-vseqnencei i I .oper'ati'on o fgth'e shunt switch; and; impulse IP99 gke et afdial upon actuatingtthedialing tuation' of the, dialing Wheel".-

I operation oftheishurlt switch and: im ulse key the-shunt switchtandthe impulsekey ingh coridancew th the r ad] ustlnent; andmeans f h is d p n t p n he adjustment;

device, a rtesting. circuitcincluding'aplnral for. testmg a dlll, clamping I 'ers during H intervals between impulses, {and 3? pu'lses and'intervals; i

incl g a-p uralityof ,c0ndensers3 mesns f chargingone of the. condensers duringji'm-i 7' pulses, means for charg ng anotherof i the 1 re p nsetm a iimhu se i ans; r sp means {on ihdi-cating theresults of the tes made :durmg the rotat on of the gdev ee. II

1 63-111 system for testing a' dial pro dec for determiningthe. position of theflshunt f Ina system for tiestinga dial-pro, a? shuntlswitehoperated'by' a diia-ling i .5 1 's 'tate the fdialing Wheel, nieans for limiting:

said rotation hetweena predetermined 1inIits,.:

the shiint-Y'switchat isaidlimits. i 8.- Ina system for testingia dial" provided Witha-shunt switch operated-bya dialingi Wheel-,' axcla1np for:{engaging.' the dialing; Wheehineansfor rotating the clamp' torotatex s5} and means for] determining the position of;

the dialingWheel,means operativertocause I I :the-irotat onof the clamp subsequent to its engagement "with the dialing wheel means," 1

i 9; 11 1 a-i'syste n for I testin'gfthe sequence '0 .operatljonflnf the shunt; switch: and-imparts the iinp ulse': key, and; means for i d'eterm nilngf Wheehmineans for holding; the dia'I -a clamp o fonengaging. the 'dialing wheel, means for re I tatingth'eclamp to actuatethejdialing:Wheel;

shunt switch 7 and the V impulse key ripen 'ac 1.1. Inasystemfor testing'thesequence of, a dial-,i-means for causing the operhtiongof 1:10 I 1 for flcleterinini-ng; the, sequence I of: operatien 12. In asystem for testing an interrupt ng ity of condensers, means 7 for charging one "of the-condensersduringelectrical impnlses5 n 1ejansfor oharging another of the condensmeans'responsiveto the condenser chargesfor ndicating the relative duration ofjthe iin;

, =13. Iii a testing apparatus,a testinzcirciiit j I condensers duringinterva'ls between impulses, apluralflity of relays jonegofi whichlisz actuated 

